| 1 | /** @file
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| 2 | * VBox Host Guest Shared Memory Interface (HGSMI), sHost/Guest shared part.
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| 3 | */
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| 4 |
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| 5 | /*
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| 6 | * Copyright (C) 2006-2009 Sun Microsystems, Inc.
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| 7 | *
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| 8 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 9 | * available from http://www.virtualbox.org. This file is free software;
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| 10 | * you can redistribute it and/or modify it under the terms of the GNU
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| 11 | * General Public License (GPL) as published by the Free Software
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| 12 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 13 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 14 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 15 | *
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| 16 | * The contents of this file may alternatively be used under the terms
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| 17 | * of the Common Development and Distribution License Version 1.0
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| 18 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 19 | * VirtualBox OSE distribution, in which case the provisions of the
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| 20 | * CDDL are applicable instead of those of the GPL.
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| 21 | *
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| 22 | * You may elect to license modified versions of this file under the
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| 23 | * terms and conditions of either the GPL or the CDDL or both.
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| 24 | *
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| 25 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 26 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 27 | * additional information or have any questions.
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| 28 | */
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| 29 |
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| 30 | #ifndef ___VBox_HGSMI_HGSMIChSetup_h
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| 31 | #define ___VBox_HGSMI_HGSMIChSetup_h
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| 32 |
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| 33 | #include <VBox/HGSMI/HGSMI.h>
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| 34 |
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| 35 | /* HGSMI setup and configuration channel commands and data structures. */
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| 36 | #define HGSMI_CC_HOST_FLAGS_LOCATION 0 /* Tell the host the location of HGSMIHOSTFLAGS structure,
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| 37 | * where the host can write information about pending
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| 38 | * buffers, etc, and which can be quickly polled by
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| 39 | * the guest without a need to port IO.
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| 40 | */
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| 41 |
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| 42 | typedef struct _HGSMIBUFFERLOCATION
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| 43 | {
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| 44 | HGSMIOFFSET offLocation;
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| 45 | HGSMISIZE cbLocation;
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| 46 | } HGSMIBUFFERLOCATION;
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| 47 | AssertCompileSize(HGSMIBUFFERLOCATION, 8);
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| 48 |
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| 49 | /* HGSMI setup and configuration data structures. */
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| 50 | #define HGSMIHOSTFLAGS_COMMANDS_PENDING 0x1
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| 51 | #define HGSMIHOSTFLAGS_IRQ 0x2
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| 52 |
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| 53 | typedef struct _HGSMIHOSTFLAGS
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| 54 | {
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| 55 | uint32_t u32HostFlags;
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| 56 | uint32_t au32Reserved[3];
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| 57 | } HGSMIHOSTFLAGS;
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| 58 | AssertCompileSize(HGSMIHOSTFLAGS, 16);
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| 59 |
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| 60 | #endif
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| 61 |
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